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NASA chief warns of Chinese military presence in space

China is bolstering its space capabilities and is using its civilian program to mask its military objectives, the head of the US space agency NASA said Wednesday, warning that Washington must remain vigilant.

Astronauts to patch up NASA's NICER telescope

NASA is planning to repair NICER (Neutron star Interior Composition Explorer), an X-ray telescope on the International Space Station, during a spacewalk later this year. It will be the fourth science observatory in orbit ...

NASA to hoist its sail: Solar sail mission gets ready for launch

A NASA mission testing a new way of navigating our solar system is ready to hoist its sail into space—not to catch the wind, but the propulsive power of sunlight. The Advanced Composite Solar Sail System is targeting launch ...

NASA's Roman space telescope's 'eyes' pass first vision test

Engineers at L3Harris Technologies in Rochester, New York, have combined all 10 mirrors for NASA's Nancy Grace Roman Space Telescope. Preliminary tests show the newly aligned optics, collectively called the IOA (Imaging Optics ...

'Tube map' around planets and moons made possible by knot theory

Just as sat-nav did away with the need to argue over the best route home, scientists from the University of Surrey have developed a new method to find the optimal routes for future space missions without the need to waste ...

Studying spaceflight atrophy with machine learning

Even intense exercise by astronauts cannot compensate for muscle atrophy caused by microgravity. Atrophy occurs, in part, by way of an underlying mechanism that regulates calcium uptake. Recent research has shown exposure ...

NASA's VIPER moon rover gets its head and neck

In this image from Feb. 12, 2024, engineers lift a mast into place on NASA's VIPER (Volatiles Investigating Polar Exploration Rover) robotic moon rover. VIPER's mast and the suite of instruments affixed to it look a lot like ...

Citizen science project classifying gamma-ray bursts

When faraway stars explode, they send out flashes of energy called gamma-ray bursts that are bright enough that telescopes back on Earth can detect them. Studying these pulses, which can also come from mergers of some exotic ...

Space exploration: A luxury or a necessity?

"Oh, come on Daniel, space travel is so expensive, and pointless!" These were the words of my friend Max, during a Christmas party where I was discussing my thesis project: studying places on Earth where the living conditions ...

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Space Exploration
NASA confirms mystery object that crashed through roof of Florida home came from space station
Space Exploration
NASA is seeking a faster, cheaper way to bring Mars samples to Earth
Space Exploration
Supporting the future of Mars exploration with supercomputers
Astronomy
Formation-flying spacecraft could probe the solar system for new physics
Space Exploration
NASA unveils probe bound for Jupiter's possibly life-sustaining moon
Space Exploration
A new type of seismic sensor to detect moonquakes
Space Exploration
SpaceX is launching more rockets from a military base: Can the Coastal Commission impose a limit?
Space Exploration
Examining the blowtorch effect of satellite reentry through video
Space Exploration
NASA technology helps guard against lunar dust
Space Exploration
Wireless power transmission could enable exploration of the far side of the moon
Space Exploration
Japanese astronaut to be first non-American to set foot on moon
Space Exploration
In Russia's Far East, a new heavy-lift rocket blasts off into space after two aborted launches
Space Exploration
Through astronaut eyes, virtual reality propels gateway forward
Space Exploration
New NASA strategy envisions sustainable future for space operations
Space Exploration
Biden says Japanese will be first non-American on moon
Space Exploration
OK, the eclipse was cool, but those glasses aren't. Now what?
Space Exploration
Russia aborts second attempt to launch a heavy-lift rocket from Far East
Space Exploration
After delay, Delta IV Heavy lifts off for the last time
Space Exploration
What could we build with lunar regolith?
Space Exploration
If we want to visit more asteroids, we need to let the spacecraft think for themselves

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Cell & Microbiology
Key protein regulates immune response to viruses in mammal cells
Optics & Photonics
Research team resolves decades-long problem in microscopy
Earth Sciences
Unraveling the mysteries of consecutive atmospheric river events
General Physics
Smoother surfaces make for better accelerators
Molecular & Computational biology
RNA's hidden potential: New study unveils its role in early life and future bioengineering
Earth Sciences
Scientists reveal hydroclimatic changes on multiple timescales in Central Asia over the past 7,800 years
Quantum Physics
Research reveals a surprising topological reversal in quantum systems
Astronomy
Researchers investigate three star-forming regions, identify hundreds young stellar objects
Planetary Sciences
NASA's Juno gives aerial views of mountain and lava lake on Io
Environment
Toxic fireproof chemicals can be absorbed through touch, 3D-printed skin model shows
Condensed Matter
Skyrmions move at record speeds: A step towards the computing of the future
Earth Sciences
A third of China's urban population at risk of city sinking, new satellite data shows
Nanomaterials
Novel material supercharges innovation in electrostatic energy storage
Analytical Chemistry
Materials follow the 'Rule of Four,' but scientists don't know why yet
Ecology
Scientists discover forests that may resist climate change
Plants & Animals
Invasive species sound off about impending ecosystem changes
Astronomy
Hubble goes hunting for small main belt asteroids
Earth Sciences
Drawing a line back to the origin of life: Graphitization could provide simplicity scientists are looking for
Earth Sciences
Dense network of seismometers reveals how the underground ruptures
Bio & Medicine
Scientists grow human mini-lungs as animal alternative for nanomaterial safety testing

Nukes in space: A bad idea in the 1960s, an even worse one now

The US and Japan are sponsoring a resolution for debate by the United Nations security council which—if passed—will reaffirm international commitments to the 1967 outer space treaty (OST) forbidding the deployment and ...